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...Remove default rules BrowserConsole.ignore_nothing # Add your own rules BrowserConsole.ignore(...) BrowserConsole.ignore(...) Automatic checking in RSpec feature specs In your spec_helper.rb you may configure to automatically check for errors after every...

...A compromise might be to only check the console when the spec has ended: RSpec.configure do |config| config.after do BrowserConsole.assert_no_errors! end end Ignoring JavaScript errors for a spec...

There are three ways to define your own RSpec matchers, with increasing complexibility and options: 1) Use RSpec::Matchers.define RSpec::Matchers.define :be_a_multiple_of do |expected| match do |actual...

...when the code is loaded. We have a note on where to put custom RSpec matchers. The shown approach can also be used to compose a custom matcher from existing...